package com.ydtech.config;

import com.baomidou.mybatisplus.annotation.DbType;
import com.baomidou.mybatisplus.extension.plugins.handler.TableNameHandler;
import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
import com.ydtech.aop.DynamicNameAspect;
import com.ydtech.aop.DynamicTableNameHandler;
import com.ydtech.aop.RequestStringParamHandlerMethodArgumentResolver;
import com.ydtech.components.CorsInterceptor;
import com.ydtech.components.TokenInterceptor;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.StringHttpMessageConverter;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

import javax.annotation.Resource;
import java.nio.charset.StandardCharsets;
import java.util.List;

@Configuration
public class MvcConfig implements WebMvcConfigurer {


    @Value("${apk.path}")
    private String apkPath;

    @Value("${upload.file.path}")
    private String uploadFilePath;

    @Value("${upload.file.url}")
    private String uploadFileUrl;

    @Resource
    private CorsInterceptor corsInterceptor;
    @Resource
    private TokenInterceptor tokenInterceptor;


    @Bean
    public HttpMessageConverter<String> responseBody() {
        return new StringHttpMessageConverter(StandardCharsets.UTF_8);
    }

    @Override
    public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
        converters.add(responseBody());
    }

//    @Override
//    public void addCorsMappings(CorsRegistry registry) {
//        registry.addMapping("/**")    // 允许跨域访问的路径
//                .allowedOriginPatterns("*")
////                .allowedOrigins("*")    // 允许跨域访问的源
//                .allowedMethods("POST", "GET", "PUT", "OPTIONS", "DELETE")    // 允许请求方法
//                .maxAge(168000)    // 预检间隔时间
//                .allowedHeaders("*")  // 允许头部设置
//                .allowCredentials(false);    // 是否发送cookie
//    }


//    @Override
//    public void addCorsMappings(CorsRegistry registry) {
//        registry.addMapping("/**")
//                .allowedOriginPatterns("*")
////                .allowedOrigins("*")
////                .allowedMethods("*")
//                .allowedMethods("GET", "HEAD", "POST", "PUT", "DELETE", "OPTIONS")
//                .allowCredentials(true)
//                .maxAge(3600)
//                .allowedHeaders("*")
//                //暴露哪些头部信息（因为跨域访问默认不能获取全部头部信息）
//                .exposedHeaders("Authorization", "content-type");
//
//        ;
//    }

    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/static/**").addResourceLocations("classpath:/static/");
        registry.addResourceHandler("/template/**").addResourceLocations("classpath:/template/");
        registry.addResourceHandler("doc.html").addResourceLocations("classpath:/META-INF/resources/");
        registry.addResourceHandler("/app/android/**").addResourceLocations("file:" + apkPath);
        // 上传文件后路劲映射
        registry.addResourceHandler(uploadFileUrl + "**").addResourceLocations("file:" + uploadFilePath);
    }

    @Bean
    public PaginationInnerInterceptor paginationInnerInterceptor() {
        PaginationInnerInterceptor paginationInterceptor = new PaginationInnerInterceptor();
        // 设置最大单页限制数量，默认 500 条，-1 不受限制
        paginationInterceptor.setMaxLimit(-1L);
        paginationInterceptor.setDbType(DbType.MYSQL);
        // 开启 count 的 join 优化,只针对部分 left join
        paginationInterceptor.setOptimizeJoin(true);
        return paginationInterceptor;
    }

    @Bean
    public DynamicNameAspect dynamicNameAspect() {
        return new DynamicNameAspect();
    }

    @Bean
    public TableNameHandler dynamicTableNameHandler() {
        return new DynamicTableNameHandler();
    }


    /**
     * 获取单个参数
     *
     * @param argumentResolvers 处理程序方法参数解析器
     */
    @Override
    public void addArgumentResolvers(List<HandlerMethodArgumentResolver> argumentResolvers) {
        argumentResolvers.add(new RequestStringParamHandlerMethodArgumentResolver());
        WebMvcConfigurer.super.addArgumentResolvers(argumentResolvers);
    }


    // 注册拦截器
    @Override
    public void addInterceptors(InterceptorRegistry registry) {

        // 跨域拦截器需放在最上面
        registry.addInterceptor(corsInterceptor).addPathPatterns("/**");

        //token拦截器
        registry.addInterceptor(tokenInterceptor.tokenInterceptor()).addPathPatterns("/**");


    }

}